[lxc-users] is starting unprivileged containers as root as secure as running them as any other user?

Carlos Alberto Lopez Perez clopez at igalia.com
Mon Jan 11 22:28:37 UTC 2016


On 11/01/16 23:13, Serge Hallyn wrote:
> Quoting david.andel at bli.uzh.ch (david.andel at bli.uzh.ch):
>>  Hmm, this is interesting.
>> I am runnung my container from the unprivileged user 'lxduser' and yet:
>>
>> root at qumind:~# ps -ef | grep '[l]xc monitor'
>> root      7609     1  0 11:54 ?        00:00:00 [lxc monitor] /var/lib/lxd/containers pgroonga
>>
>> What is wrong here?
> 
> You're using lxd.  Lxd runs as root.  You are not starting the
> containers as 'lxduser' - you are making requests as 'lxduser' for
> the root-owned process 'lxd' to start the containers.

I understood that LXD uses unprivileged containers by default...

Does this mean that LXD is starting the unprivileged containers as root?

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